Aztalan, WI truck route planning & crash data
Plan safer truck routes in Aztalan: commercial truck and garbage truck crashes in Aztalan and Jefferson County, dangerous roads, seasonality and route safety data for fleets. Patterns use Jefferson County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
19 of 481 truck crashes since 2015.
Deadliest roads
How Jefferson County compares with Wisconsin
Jefferson County against Wisconsin and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Jefferson County stands out
Full comparison
| Measure (2015–2025) | Jefferson County | Wisconsin | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 47.7 | 42.6 | 49.7 | 1.1× the state |
| Deaths per 100 crashes | 4.6 | 3.4 | 3.4 | 1.4× the state |
| Injuries per crash | 0.39 | 0.46 | 0.49 | 15% below the state |
| Garbage-truck share | 4.2% | 2.7% | 2.3% | 1.5× the state |
| On snow, slush or ice | 15.9% | 13.4% | 6.2% | 1.2× the state |
| Morning rush (6–10 am) | 31.6% | 26.9% | 23.7% | 1.2× the state |
| In rain, sleet or snow | 16.8% | 16.5% | 13.8% | same |
| Winter months (Nov–Mar) | 49.7% | 44.9% | 41.9% | 1.1× the state |
| After dark | 21.0% | 20.9% | 24.8% | same |
Jefferson County has lower values than Wisconsin for injuries per crash. It stands out for higher crashes per 100k residents / yr, deaths per 100 crashes and garbage-truck share.
Jefferson County at a glance: 1 in 24 crashes involve a garbage truck (19 since 2015), vs 2.7% across Wisconsin.
Overview
Since 2015, 481 crashes involving commercial trucks have been reported in Jefferson County. They injured 185 people and killed 21.
In complete reporting years that works out to about one truck crash every 9 days.
With 35 truck crashes reported in Aztalan since 2015, this page uses Jefferson County numbers for its patterns and comparisons.
When crashes happen
The worst month is January with 13.3% of truck crashes; the quietest is June at 3.7%.
November through March accounts for 49.7% of truck crashes here, compared with 44.9% in Wisconsin.
By time of day, 9–10 am stands out with 9.6% of truck crashes.
Road surface: 15.9% of truck crashes were on snow, slush or ice (Wisconsin: 13.4%).
Where crashes happen
I-94 leads within 10 miles of Aztalan with 4 fatal crashes involving a large truck since 2015. Next come SR-26 (3), US-18 (2) and Beryl Dr (1).
Garbage & waste trucks
19 crashes involved a garbage or refuse truck, a 4.0% share (Wisconsin: 2.7%).
Route planning tips for Aztalan fleets
- Review driver schedules for January, the month with the most truck crashes.
- Where you can, review stops along I-94; it has the most fatal large-truck crashes nearby.
- Morning starts matter: 31.6% of truck crashes fall between 6 and 10 am, higher than Wisconsin.
- With 15.9% of truck crashes on snow, slush or ice (above Wisconsin), plan winter equipment checks early.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
About the data
Crash counts come from the FMCSA crash file (police-reported crashes involving trucks over 10,000 lb); fatal-crash locations come from NHTSA FARS. Text on this page states only what these numbers show.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Jefferson County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-94 | 4 |
| SR-26 | 3 |
| US-18 | 2 |
| Beryl Dr | 1 |
| CR-B | 1 |
| CR-Y | 1 |
| US-12 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Jefferson County) |
|---|---|
| I-094 | 166 |
| Sth 026 | 56 |
| Ush 012 | 22 |
| Ush 018 | 16 |
| Parking Lot | 12 |
| Cth | 9 |
| Cth F | 9 |
| Cth B | 8 |
Aztalan at a glance
| Population | 1,364 |
| Land area | 24.1 sq mi |
| Density | 56 per sq mi |
| Median household income (ZIP 53038) | $96,127 |
| Median home value (ZIP 53038) | $324,681 |
Waste facilities and haulers nearby
Historical data: truck crashes in Jefferson County since the 1990s
Combines the FMCSA crash file (all reported truck crashes, real coverage from about 1990) with NHTSA FARS (fatal crashes involving a large truck, 1982–2024).
| Decade | Truck crashes / yr | Change | Fatal crashes / yr (FARS) |
|---|---|---|---|
| 1990s | 36 | — | 1.7 |
| 2000s | 41 | +14% | 2.3 |
| 2010s | 37 | -10% | 1.2 |
| 2020s | 44 | +18% | 1.8 |
From the 1990s to the 2020s, yearly reported truck crashes went from 36 to 44. Some of the change may reflect how crashes were reported. NHTSA counts 2.0 fatal large-truck crashes a year in 2016–19 and 1.8 a year in 2020–24.
Nearby places
Questions fleets ask about Aztalan
How common are truck crashes in Aztalan?
481 truck crashes have been reported in Jefferson County since 2015, with 21 deaths and 185 injuries.
Which road has the most fatal truck crashes in Aztalan?
I-94 had 4 fatal crashes involving a large truck within 10 miles of Aztalan since 2015, more than any other road.
What is the worst month for truck crashes in Aztalan?
January has the most truck crashes in Jefferson County, 13.3% of the yearly total.
Are garbage truck crashes common in Aztalan?
Since 2015, Jefferson County has reported 19 garbage-truck crashes, or 4.0% of its truck crashes.
How do truck crashes in Aztalan compare with Wisconsin?
The yearly rate is 47.7 truck crashes per 100,000 residents in Jefferson County, vs 42.6 for Wisconsin.
What is the best way to plan truck routes in Aztalan?
Paste your stops into the free CurbWaste Route Planner: it scores your route against fatal-crash locations, suggests safer alternatives and flags low bridges.
2026 is a partial year. Updated October 2026.